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Chemistry · L2 · The Four Gas Tests, Grouped

The four standard gas tests grouped by method — flame-based splint tests versus chemical colour-change tests.

by @openstemUpdated Chemistry
Four standard gas testsSplint testsChemical colour testsGlowing splint: oxygen relights itLit splint: hydrogen gives a squeaky popLimewater: carbon dioxide turns it cloudyDamp red litmus: ammonia turns it blue

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